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Dennis Ritchie

1941 - 2011

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Dennis MacAlistair Ritchie (September 9, 1941 – c. October 12, 2011) was an American computer scientist. He is most well known for creating the C programming language and, with long-time colleague Ken Thompson, the Unix operating system and B programming language. Read more on Wikipedia

Since 2007, the English Wikipedia page of Dennis Ritchie has received more than 3,229,405 page views. His biography is available in 80 different languages on Wikipedia. Dennis Ritchie is the 6th most popular computer scientist (down from 4th in 2019), the 643rd most popular biography from United States (down from 514th in 2019) and the 3rd most popular American Computer Scientist.

Dennis Ritchie is most famous for his work on the C programming language and the Unix operating system.

Memorability Metrics

  • 3.2M

    Page Views (PV)

  • 64.90

    Historical Popularity Index (HPI)

  • 80

    Languages Editions (L)

  • 4.92

    Effective Languages (L*)

  • 5.90

    Coefficient of Variation (CV)

Page views of Dennis Ritchies by language


Among computer scientists, Dennis Ritchie ranks 6 out of 201Before him are Alan Turing, Grace Hopper, Tim Berners-Lee, Richard Stallman, and Lotfi A. Zadeh. After him are Donald Knuth, Edsger W. Dijkstra, Niklaus Wirth, George Dantzig, Linus Torvalds, and John McCarthy.

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Among people born in 1941, Dennis Ritchie ranks 44Before him are Nathalie Delon, Gheorghe Zamfir, Art Garfunkel, Riccardo Muti, Wolfgang Petersen, and Ali Hassan al-Majid. After him are Anne Rice, Jürgen Prochnow, Chick Corea, Bobby Moore, Ryan O'Neal, and Michael D. Higgins. Among people deceased in 2011, Dennis Ritchie ranks 23Before him are Ágota Kristóf, Ramiz Alia, Rosalyn Sussman Yalow, Flórián Albert, Gary Moore, and Rudolf Mössbauer. After him are Willard Boyle, Sidney Lumet, John Barry, Necmettin Erbakan, Norman Foster Ramsey Jr., and Christa Wolf.

Others Born in 1941

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In United States

Among people born in United States, Dennis Ritchie ranks 643 out of 18,182Before him are Edgar Cayce (1877), Jimmy Wales (1966), Martin Lewis Perl (1927), Martin Cooper (1928), Hulk Hogan (1953), and John Cazale (1935). After him are Bill Cosby (1937), Tommy Hilfiger (1951), Anne Rice (1941), George A. Romero (1940), William Hanna (1910), and Billie Jean King (1943).


Among computer scientists born in United States, Dennis Ritchie ranks 3Before him are Grace Hopper (1906) and Richard Stallman (1953). After him are Donald Knuth (1938), George Dantzig (1914), John McCarthy (1927), Larry Page (1973), Vint Cerf (1943), Andrew S. Tanenbaum (1944), Ray Kurzweil (1948), Ken Thompson (1943), and Dorothy Vaughan (1910).